Mutual authentication or two-way authentication refers to two parties authenticating each other at the same time, being a default mode of authentication in some protocols (IKE, SSH) and optional in others (TLS).

As it requires provisioning of the certificates to the clients and involves less user-friendly experience, it’s rarely used…


This story begins with a question from an OpenShift user about how to debug a Spring Boot application that runs as a container in OpenShift. …


Kisah ini berawal dari sebuah pertanyaan dari salah satu pengguna OpenShift tentang bagaimana cara debug aplikasi Spring Boot yang berjalan sebagai container di OpenShift. Mengingat cukup banyak teman-teman coder yang menggunakan framework ini sebagai aplikasi microservice, maka saya coba buat tutorialnya untuk remote debug aplikasi java pada OpenShift4.

Flow nya…


Tekton is an open source project that provides a framework to create cloud-native CI/CD pipelines quickly. As a Kubernetes-native framework, Tekton makes it easier to deploy across multiple cloud providers or hybrid environments. By leveraging the Custom Resource Definitions (CRDs) in Kubernetes, Tekton uses the Kubernetes control plane to run…


Helm is a package manager for Kubernetes which helps users create templated packages called Helm Charts to include all Kubernetes resources that are required to deploy a particular application. Helm then assists with installing the Helm Chart on Kubernetes, and afterwards it can upgrade or rollback the installed package when…


Live stream your database update to Kafka — Strimzi.io using Debezium.

Strimzi provides a way to run an Apache Kafka cluster on Kubernetes in various deployment configurations. Combined with debezium as CDC connector and Openshift 4, you can setup this stack in minutes.

This tutorial will use this scenario as…


Serverless refers to a cloud computing model whereby application developers don’t have to provision servers or manage scaling for their app. Instead, those routine tasks are abstracted away by the cloud provider, allowing developers to push code to production much faster than in traditional models.

In short, serverless lets developers…


Kamu developer? Mau coba Red Hat OpenShift 4 tapi resource tebatas? Jangan khawatir, sekarang kamu bisa pergunakan Code Ready Container (CRC) yang bisa kamu install di laptop mu. Tersedia di berbagai pilihan OS favoritmu:

  • Linux
  • Mac
  • Windows 10

Note: Untuk kamu yang mau coba OpenShift versi 3.x, kamu dapat menggunakan…


Kamu developer? Mau coba Red Hat OpenShift 4 tapi resource tebatas? Jangan khawatir, sekarang kamu bisa pergunakan Code Ready Container (CRC) yang bisa kamu install di laptop mu. Tersedia di berbagai pilihan OS favoritmu:

  • Linux
  • Mac
  • Windows 10

Note: Untuk kamu yang mau coba OpenShift versi 3.x, kamu dapat menggunakan…


Tutorial ini akan melakukan hands on mengenai cara stream Kafka ke HTML dengan menggunakan metode Server Send Event (SSE). Kelebihan SSE dibandingkan dengan menggunakan Web Socket (ws://) adalah SSE menggunakan protokol http(s) dan satu arah, hanya dari server ke client saja.

Quarkus.io, Supersonic Subatomic Java, adalah framework Kubernetes-Native Java yang…

Erfin Feluzy

Kuli Ketik dan AppDev Solution Architect at Red Hat. Eat, Code, Sleep — repeat.

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